Wednesday, November 27, 2019
The Chemistry Behind How Febreze Works
The Chemistry Behind How Febreze Works Does Febreze remove odors or merely mask them? Heres the chemistry behind how Febreze works, including information about its active ingredient, cyclodextrin, and how the product interacts with odors. Febreze was invented by Procter Gamble and introduced in 1996. The active ingredient in Febreze is beta-cyclodextrin, a carbohydrate. Beta-cyclodextrin is an 8-sugar ringed molecule that is formed via an enzymatic conversion of starch, usually from corn. How Febreze Works The cyclodextrin molecule resembles a doughnut. When you spray Febreze, the water in the product partially dissolves the odor, allowing it to form a complex inside the hole of the cyclodextrin doughnut shape. The stink molecule is still there, but it cant bind to your odor receptors, so you cant smell it. Depending on the type of Febreze youre using, the odor might simply be deactivated or it might be replaced with something nice-smelling, such as a fruity or floral fragrance. As Febreze dries, more and more of the odor molecules bind to the cyclodextrin, lowering the concentration of the molecules in the air and eliminating the odor. If water is added once again, the odor molecules are released, allowing them to be washed away and truly removed. Some sources say that Febreze also contains zinc chloride, which would help to neutralize sulfur-containing odors (e.g., onions, rotten eggs) and might dull nasal receptor sensitivity to smell, but this compound is not listed in the ingredients, at least in the spray-on products.
Saturday, November 23, 2019
Late Adulthood Case Study Essays
Late Adulthood Case Study Essays Late Adulthood Case Study Essay Late Adulthood Case Study Essay Valentine has been losing his hearing which typically add up in lat adult hood years (Ch 17, pg. 491). He feels horrible and helpless. Even though his doctor gave him an ear piece so that he can hear, he just donââ¬â¢t feel comfortable. He never noticed how important his hearing was until now. As he is getting older he has realized that he hasnââ¬â¢t accomplished a lot of dreams. But now that he has balance issues because of the fact that he wasnââ¬â¢t a really active person in his younger years as he should have been, now he canââ¬â¢t do as much as he would like to (Ch 17, pg. 495). For example, he has always wanted to go rock climbing with his wife. Life has passed them by so quickly. They got to involved with everyday problems that they never took the time to take a vacation for an adventure. His life satisfaction is not as great as many of his friends are (Ch. 18, pg. 517). There is one thing he donââ¬â¢t regret, that is his family. His son has made him very proud. He never would of thought that his son would grow up to be a doctor. Other people pressure there children to do something in their lives, Valentine and his wife always supported their son in everything he did. He is just a fortunate father with a great son. His college friends and their wives come and visit Valentine and his wife every weekend. They usually talk for hours which is part of their social engagement (Ch. 18, pg. 517). Although they all live a different life style they have managed to keep their friendship strong. Especially in these years where it is needed the most. They have all involved themselves in volunteer work so that they wouldnââ¬â¢t be at home bored and doing nothing or even just being lonely.
Thursday, November 21, 2019
Supply and demand Essay Example | Topics and Well Written Essays - 750 words
Supply and demand - Essay Example Logically, this will ensure maintenance in the revenues. It is evident that elastic demand is dependent on sensitive buyers compared to inelastic demand all influencing shifts in the quantity of units consumed. Cross price elasticity of demand ensues when the unit prices of a certain good escalate thus forcing an increment on the demand for a different product (Anderson, 2006).CPEoD= (%Ãâ. Therefore, CPEoD affects demand of substitutes since an increment in the price of a product (x), leads to increment for the product Yââ¬â¢s price, its substitute. CPEoD influences complementary goods on the basis that an increment or decrement in the demand of one product equally affects the other since they are consumed together (Benassy, 2008). Substitute goods refer to products whose utility supplements the function of another product. For instance, one can substitute tea with coffee. Therefore, increase in tea price while the price of coffee is constant results to high demand of coffee (Anderson, 2006). On the other hand, complements are goods that are not necessary and therefore, increase in their price leads to low demand. For instance, dà ©cor and design, which enhances serene of a place, amount to complementary goods (Benassy, 2008). Income elasticity of productsââ¬â¢ demand measures the relationship that exists between change in quantity of demand and income change. A rise of income leads to increase in demand of certain products or vice versa. Normal goods always bring a positive elasticity of demand therefore, as income rises, demand also increases (Anderson, 2006). On the other hand, inferior goods results in a negative income of elasticity of product demand. Demand decreases as income increases. The availability of substitute product is the most determinant of cost elasticity of demand. The more goods and services have better substitutes, the more the demand is elastic for those goods and services. For instance, an increment in coffee prices
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